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HCIA-Transmission V2.0 Questions 81–85 (page: 18)

Updated On: 10-Feb-2026

When severely errored seconds (SESs) are present in the PM section at the ODUk layer, which of the following alarms is reported on the NMS?

  1. ODUk_PM_ES
  2. ODUk_PM_SES
  3. ODUk_PM_SESR
  4. ODUk _PM _UAS

Answer(s): B



Which of the following are the differences between AU pointer and TU pointer? (Multiple Choice)

  1. Indication range
  2. Number of bits occupied by the pointer value
  3. Byte where the pointer value is stored
  4. Adjustment unit

Answer(s): A,C,D



LCK insertion has priority over AIS insertion. That is, if a user configures LCK insertion and the conditions of automatic AIS insertion are met, LCK is inserted.

  1. TRUE
  2. FALSE

Answer(s): A



On the NMS, the NE performance monitoring time is set to () minutes and () hours,

  1. 15, 12
  2. 15, 24
  3. 30, 12
  4. 30, 24

Answer(s): B



Which of the following is the multiplexing mode of SDH?

  1. Flexible mapping
  2. Asynchronous multiplexing
  3. Flexible mapping and asynchronous multiplexing
  4. Flexible mapping and synchronous multiplexing

Answer(s): D



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